Evidence map›Paper›PMID 34065459›Full record

ArticleDiagnostics (Basel, Switzerland)2021

Effects of Sex and Age on Fat Fraction, Diffusion-Weighted Image Signal Intensity and Apparent Diffusion Coefficient in the Bone Marrow of Asymptomatic Individuals: A Cross-Sectional Whole-Body MRI Study.

Alberto Colombo, Luca Bombelli, Paul E Summers, Giulia Saia, Fabio Zugni, Giulia Marvaso, Robert Grimm, Barbara A Jereczek-Fossa, Anwar R Padhani, Giuseppe Petralia

Open access · goldAbstract read
In one paragraph

Article in Diagnostics (Basel, Switzerland), 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 11 papers.

0numbers the graph read from it
0cells of the map it votes in
11citing papers in PubMed
2.1field-weighted citation impact, top 14% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

11 citing papers in PubMed, 16 citations in OpenAlex.

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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

10 authors at 4 institutions in 3 countries.

Alberto ColomboDivision of Radiology, IEO European Institute of Oncology IRCCS, 20141 Milan, Italy.ORCID 0000-0001-5278-7317
Luca BombelliDivision of Radiology, IEO European Institute of Oncology IRCCS, 20141 Milan, Italy.
Paul E SummersDivision of Radiology, IEO European Institute of Oncology IRCCS, 20141 Milan, Italy.ORCID 0000-0002-5085-1095
Giulia SaiaDivision of Radiology, IEO European Institute of Oncology IRCCS, 20141 Milan, Italy.ORCID 0000-0001-8973-9802
Fabio ZugniDivision of Radiology, IEO European Institute of Oncology IRCCS, 20141 Milan, Italy.ORCID 0000-0001-9448-4760
Giulia MarvasoDivision of Radiotherapy, IEO European Institute of Oncology IRCCS, 20141 Milan, Italy.
Robert GrimmMR Applications Pre-Development, Siemens Healthcare, 91052 Erlangen, Germany.ORCID 0000-0002-1233-8215
Barbara A Jereczek-FossaDivision of Radiotherapy, IEO European Institute of Oncology IRCCS, 20141 Milan, Italy.
Anwar R PadhaniPaul Strickland Scanner Centre, Mount Vernon Cancer Centre, Northwood HA6 2RN, UK.
Giuseppe PetraliaDepartment of Oncology and Hemato-Oncology, University of Milan, 20122 Milan, Italy.
European Institute of Oncology · ITUniversity of Milan · ITMount Vernon Cancer Centre · GBSiemens Healthineers (Germany) · DE

Funding

FIEO-CCMItalian Ministry of Health (Ricerca Corrente and 5x1000 funds)
6 · The paper itself

Abstract

We aimed to describe the relationships between the relative fat fraction (%FF), muscle-normalized diffusion-weighted (DW) image signal intensity and water apparent diffusion coefficient (ADC), sex and age for normal bone marrow, in the normal population. Our retrospective cohort consisted of 100 asymptomatic individuals, equally divided by sex and 10-year age groups, who underwent whole-body MRI at 1.5 T for early cancer detection. Semi-automated segmentation of global bone marrow volume was performed using the DW images and the resulting segmentation masks were projected onto the ADC and %FF maps for extraction of parameter values. Differences in the parameter values between sexes at age ranges were assessed using the Mann-Whitney and Kruskal-Wallis tests. The Spearman correlation coefficient r was used to assess the relationship of each imaging parameter with age, and of %FF with ADC and normalized DW signal intensity values. The average %FF of normal bone marrow was 65.6 ± 7.2%, while nSI

Indexed as

ADCasymptomatic individualsbone marrowDWIfat fractionsex and agewhole-body MRI

Identifiers

PMID34065459
PMCPMC8161193
OpenAlexW3163384663

What OpenQuestion holds

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.